/*
 * Copyright (c) 2000 jPOS.org.  All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
 *    the documentation and/or other materials provided with the
 *    distribution.
 *
 * 3. The end-user documentation included with the redistribution,
 *    if any, must include the following acknowledgment:
 *    "This product includes software developed by the jPOS project 
 *    (http://www.jpos.org/)". Alternately, this acknowledgment may 
 *    appear in the software itself, if and wherever such third-party 
 *    acknowledgments normally appear.
 *
 * 4. The names "jPOS" and "jPOS.org" must not be used to endorse 
 *    or promote products derived from this software without prior 
 *    written permission. For written permission, please contact 
 *    license@jpos.org.
 *
 * 5. Products derived from this software may not be called "jPOS",
 *    nor may "jPOS" appear in their name, without prior written
 *    permission of the jPOS project.
 *
 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  
 * IN NO EVENT SHALL THE JPOS PROJECT OR ITS CONTRIBUTORS BE LIABLE FOR 
 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 
 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING 
 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 
 * POSSIBILITY OF SUCH DAMAGE.
 * ====================================================================
 *
 * This software consists of voluntary contributions made by many
 * individuals on behalf of the jPOS Project.  For more
 * information please see <http://www.jpos.org/>.
 */

package com.nasoft.iso;

import java.io.PrintStream;
import java.io.PrintWriter;

import com.nasoft.util.Loggeable;


/**
 * Signals that an ISO exception of some sort has occurred.
 * 
 * @author <a href="mailto:apr@cs.com.uy">Alejandro P. Revilla</a>
 * @version $Revision: 1.12 $ $Date: 2004/08/30 09:46:14 $
 */
public class ISOException extends Exception implements Loggeable
{
  /**
   * @serial
   */
  Exception nested = null;

  /**
   * Constructs an <code>ISOException</code> with no detail message.
   */
  public ISOException()
  {
    super();
  }

  /**
   * Constructs an <code>ISOException</code> with the specified detail
   * message.
   * 
   * @param s
   *          the detail message.
   */
  public ISOException(String s)
  {
    super(s);
  }

  /**
   * Constructs an <code>ISOException</code> with a nested exception
   * 
   * @param nested
   *          another exception
   */
  public ISOException(Exception nested)
  {
    super(nested.toString());
    this.nested = nested;
  }

  /**
   * Constructs an <code>ISOException</code> with a detail Message nested
   * exception
   * 
   * @param s
   *          the detail message.
   * @param nested
   *          another exception
   */
  public ISOException(String s, Exception nested)
  {
    super(s);
    this.nested = nested;
  }

  /**
   * @return nested exception (may be null)
   */
  public Exception getNested()
  {
    return nested;
  }

  protected String getTagName()
  {
    return "iso-exception";
  }

  public void dump(PrintStream p, String indent)
  {
    String inner = indent + "  ";
    p.println(indent + "<" + getTagName() + ">");
    p.println(inner + getMessage());
    if (nested != null)
    {
      if (nested instanceof ISOException)
        ((ISOException) nested).dump(p, inner);
      else
      {
        p.println(inner + "<nested-exception>");
        p.print(inner);
        nested.printStackTrace(p);
        p.println(inner + "</nested-exception>");
      }
    }
    p.print(inner);
    printStackTrace(p);
    p.println(indent + "</" + getTagName() + ">");
  }

  public String toString()
  {
    StringBuffer buf = new StringBuffer(super.toString());
    if (nested != null)
      buf.append(" (" + nested.toString() + ")");
    return buf.toString();
  }

  public void printStackTrace()
  {
    super.printStackTrace();
    if (nested != null)
    {
      System.err.print("Nested:");
      nested.printStackTrace();
    }
  }

  public void printStackTrace(PrintStream ps)
  {
    super.printStackTrace(ps);
    if (nested != null)
    {
      ps.print("Nested:");
      nested.printStackTrace(ps);
    }
  }

  public void printStackTrace(PrintWriter pw)
  {
    super.printStackTrace(pw);
    if (nested != null)
    {
      pw.print("Nested:");
      nested.printStackTrace(pw);
    }
  }
}
